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Examen
SEL Arc-Flash Detection (AFD)
SEL Arc-Flash Detection
SEL Arc-Flash Detection
Arc-Flash Basics What is an arc-flash hazard? According to the National Fire Protection Association (NFPA) 70E: Standard for Electrical Safety in the Workplace, an arc-lash hazard is “a source of possible injury or damage to health associated with the release of energy caused by an electrical arc.” In an arc-lash event, a lashover of electric current leaves its intended path and travels through the air from one conductor to another or to ground. During such an event, the air gets...
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